5\" 6\" 12\" Double Disc Wafer Swing Check Valve , DIN or ANSI Check Valves for Pipeline DN50
Negotiable /Piece
Min.Order:1 Piece
Concentric Lug Butterfly Valve With Resilient Seat For Industrial , High Performance
12 Inch 24 Inch Large Gost U Type Butterfly Valve , High Performance Butterfly Valves
4\" / 6 Inch Lug Double Flanged Eccentric Butterfly Valve Standard BS AWWA DIN JS
Full Lug Wafer High Performance Butterfly Valve With SS , Carbon Steel PN10 PN25
Lever or Gear Lug Butterfly Valve With CI / DI / SS / WCB Body PN10 or PN16
High Performance Lug Style Butterfly Valve Pneumatic Actuator For Water / Air
5\" 6\" 12\" Double Disc Wafer Swing Check Valve , DIN or ANSI Check Valves for Pipeline DN50
Size : DN50-DN900.
Design standard : API609, BS5155 , BS5153.
Face to Face : SPI598 , ISO5752 Series16 , BS5155.
Tubing flange : BS,DIN ,ANSI,JIS,ASE ,BS10D,BS10E,UNI.
Inspection and test : API598.
Check Valve\'s Application:
Check valve is used for preventing the back-gone of medium in pipelines and equipments , It will open and close automatically by the pressure of medium . When the medium is back-going,The disc will close to avoid accidents.